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BTA Deep Hole Drill
BTA Deep Hole Drilling Solutions – High-Efficiency Metal Drilling

BigTools offers BTA deep hole drilling systems, delivering high-efficiency drilling with diameters
from 20mm up to 700mm and depth-to-diameter ratios of 400:1. Featuring brazed or indexable heads,
BTA drilling is 5-7x faster than gundrilling,
providing precise, reliable solutions for industries like aerospace, oil, defense, and manufacturing.

Our Top Sellers

TRLG Drill body for gundrill machines, Tool diameter ø29.36, ø30 mmTRLG Drill body for gundrill machines, Tool diameter ø29.36, ø30 mm
Tungaloy
TRLG Drill body for gundrill machines, Tool diameter ø29.36, ø30 mm
Product Specifications 1.LOGT-NDJ/FBM-C （Central inserts） 2. CARBIDE GUIDE PADS GP04,05, 06, 07, 08  
Inquiry
TRLGCH Drill body for drilling cross hole applications on gun drilling machines, Tool diameters ø14.68 mm - ø24 mmTRLGCH Drill body for drilling cross hole applications on gun drilling machines, Tool diameters ø14.68 mm - ø24 mm
Tungaloy
TRLGCH Drill body for drilling cross hole applications on gun drilling machines, Tool diameters ø14.68 mm - ø24 mm
Product Specifications 1.LOGT-NDJ/FBM-C （Central inserts） 2. CARBIDE GUIDE PADS GP04,05, 06, 07, 08  
Inquiry
TRLG Drill body for gundrill machines, Tool diameters ø12 - ø28 mmTRLG Drill body for gundrill machines, Tool diameters ø12 - ø28 mm
Tungaloy
TRLG Drill body for gundrill machines, Tool diameters ø12 - ø28 mm
Product Specifications 1.LOGT-NDJ/FBM-C （Central inserts） 2. CARBIDE GUIDE PADS GP04,05, 06, 07, 08  
Inquiry
MCTRCH L/D=25 Drill body for drilling cross hole applications on CNC lathes and machining centers, L /D = 25, Tool diameters ø14 mm - ø28 mmMCTRCH L/D=25 Drill body for drilling cross hole applications on CNC lathes and machining centers, L /D = 25, Tool diameters ø14 mm - ø28 mm
Tungaloy
MCTRCH L/D=25 Drill body for drilling cross hole applications on CNC lathes and machining centers, L /D = 25, Tool diameters ø14 mm - ø28 mm
Product Specifications 1.LOGT-NDJ/FBM-C （Central inserts） 2. CARBIDE GUIDE PADS GP04,05, 06, 07, 08  
Inquiry
MCTR-F L/D=25 Drill body for lathes and machining centers, L/D = 25, Tool diameter ø28.58 - ø38.1 mmMCTR-F L/D=25 Drill body for lathes and machining centers, L/D = 25, Tool diameter ø28.58 - ø38.1 mm
Tungaloy
MCTR-F L/D=25 Drill body for lathes and machining centers, L/D = 25, Tool diameter ø28.58 - ø38.1 mm
Product Specifications 1.LOGT-NDJ/FBM-C （Central inserts） 2. CARBIDE GUIDE PADS GP04,05, 06, 07, 08  
Inquiry
MCTR L/D=25 Drill body for lathes and machining centers, L/D = 25, Tool diameter ø12 - ø28 mmMCTR L/D=25 Drill body for lathes and machining centers, L/D = 25, Tool diameter ø12 - ø28 mm
Tungaloy
MCTR L/D=25 Drill body for lathes and machining centers, L/D = 25, Tool diameter ø12 - ø28 mm
Product Specifications 1.LOGT-NDJ/FBM-C （Central inserts） 2. CARBIDE GUIDE PADS GP04,05, 06, 07, 08  
Inquiry
MCTR L/D=20 Drill body for lathes and machining centers, L/D = 20, Tool diameter ø12 - ø15 mmMCTR L/D=20 Drill body for lathes and machining centers, L/D = 20, Tool diameter ø12 - ø15 mm
Tungaloy
MCTR L/D=20 Drill body for lathes and machining centers, L/D = 20, Tool diameter ø12 - ø15 mm
Product Specifications 1.LOGT-NDJ/FBM-C （Central inserts） 2. CARBIDE GUIDE PADS GP04,05, 06, 07, 08  
Inquiry
MCTR-F L/D=15 Drill body for lathes and machining centers, L/D = 15, Tool diameter ø28.58 - ø40 mmMCTR-F L/D=15 Drill body for lathes and machining centers, L/D = 15, Tool diameter ø28.58 - ø40 mm
Tungaloy
MCTR-F L/D=15 Drill body for lathes and machining centers, L/D = 15, Tool diameter ø28.58 - ø40 mm
Product Specifications 1.LOGT-NDJ/FBM-C （Central inserts） 2. CARBIDE GUIDE PADS GP04,05, 06, 07, 08  
Inquiry
MCTR L/D=15 Drill body for lathes and machining centers, L/D = 15, Tool diameter ø12 - ø28 mmMCTR L/D=15 Drill body for lathes and machining centers, L/D = 15, Tool diameter ø12 - ø28 mm
Tungaloy
MCTR L/D=15 Drill body for lathes and machining centers, L/D = 15, Tool diameter ø12 - ø28 mm
Product Specifications 1.LOGT-NDJ/FBM-C （Central inserts） 2. CARBIDE GUIDE PADS GP04,05, 06, 07, 08  
Inquiry
MCTR-F L/D=10 Drill body for lathes and machining centers, L/D = 10, Tool diameter ø28.58 - ø40 mmMCTR-F L/D=10 Drill body for lathes and machining centers, L/D = 10, Tool diameter ø28.58 - ø40 mm
Tungaloy
MCTR-F L/D=10 Drill body for lathes and machining centers, L/D = 10, Tool diameter ø28.58 - ø40 mm
Product Specifications 1.LOGT-NDJ/FBM-C （Central inserts） 2. CARBIDE GUIDE PADS GP04,05, 06, 07, 08  
Inquiry
MCTR L/D=10 Drill body for lathes and machining centers, L/D = 10, Tool diameter ø16 - ø28 mmMCTR L/D=10 Drill body for lathes and machining centers, L/D = 10, Tool diameter ø16 - ø28 mm
Tungaloy
MCTR L/D=10 Drill body for lathes and machining centers, L/D = 10, Tool diameter ø16 - ø28 mm
Product Specifications 1.LOGT-NDJ/FBM-C （Central inserts） 2. CARBIDE GUIDE PADS GP04,05, 06, 07, 08  
Inquiry
MCTR L/D=8 Drill body for lathes and machining centers, L/D = 8, Tool diameter ø33.1, ø39.1 mmMCTR L/D=8 Drill body for lathes and machining centers, L/D = 8, Tool diameter ø33.1, ø39.1 mm
Tungaloy
MCTR L/D=8 Drill body for lathes and machining centers, L/D = 8, Tool diameter ø33.1, ø39.1 mm
Product Specifications 1.LOGT-NDJ/FBM-C （Central inserts） 2. CARBIDE GUIDE PADS GP04,05, 06, 07, 08  
Inquiry
CARBIDE GUIDE PADS GP04,05, 06, 07, 08
Tungaloy
CARBIDE GUIDE PADS GP04,05, 06, 07, 08
Product Specifications  
Inquiry
LOGT-NDJ/FBM-C （Central inserts）LOGT-NDJ/FBM-C （Central inserts）
Tungaloy
LOGT-NDJ/FBM-C （Central inserts）
Product Specifications  
Inquiry
TREPANNING HEAD STS-IN Trepaning head with internal single-start thread for single tube system (STS), diameters adjustable, tool diameter ø100.00 - ø305.99 mmTREPANNING HEAD STS-IN Trepaning head with internal single-start thread for single tube system (STS), diameters adjustable, tool diameter ø100.00 - ø305.99 mm
Tungaloy
TREPANNING HEAD STS-IN Trepaning head with internal single-start thread for single tube system (STS), diameters adjustable, tool diameter ø100.00 - ø305.99 mm
Product Specifications  
Inquiry
TREPANNING HEAD STS-EX Trepaning head with external 4-start thread for single tube system (STS), diameters adjustable, tool diameter ø100.00 - ø328.00 mmTREPANNING HEAD STS-EX Trepaning head with external 4-start thread for single tube system (STS), diameters adjustable, tool diameter ø100.00 - ø328.00 mm
Tungaloy
TREPANNING HEAD STS-EX Trepaning head with external 4-start thread for single tube system (STS), diameters adjustable, tool diameter ø100.00 - ø328.00 mm
Product Specifications  
Inquiry
COUNTERBORING HEAD DTS-EX Counterboring head with external 4-start thread for double tube system (DTS), diameters adjustable, tool diameter ø40.00 - ø183.99 mmCOUNTERBORING HEAD DTS-EX Counterboring head with external 4-start thread for double tube system (DTS), diameters adjustable, tool diameter ø40.00 - ø183.99 mm
Tungaloy
COUNTERBORING HEAD DTS-EX Counterboring head with external 4-start thread for double tube system (DTS), diameters adjustable, tool diameter ø40.00 - ø183.99 mm
Product Specifications 1.INSERT   
Inquiry
COUNTERBORING HEAD DTS-EX Counterboring head with external 4-start thread for double tube system (DTS), diameters adjustable, tool diameter ø25.00 - ø39.99 mmCOUNTERBORING HEAD DTS-EX Counterboring head with external 4-start thread for double tube system (DTS), diameters adjustable, tool diameter ø25.00 - ø39.99 mm
Tungaloy
COUNTERBORING HEAD DTS-EX Counterboring head with external 4-start thread for double tube system (DTS), diameters adjustable, tool diameter ø25.00 - ø39.99 mm
Product Specifications 1.INSERT   
Inquiry
COUNTERBORING HEAD STS-IN Counterboring head with internal single start thread for single tube system (STS), diameters adjustable, tool diameter ø25.00 - ø39.99 mmCOUNTERBORING HEAD STS-IN Counterboring head with internal single start thread for single tube system (STS), diameters adjustable, tool diameter ø25.00 - ø39.99 mm
Tungaloy
COUNTERBORING HEAD STS-IN Counterboring head with internal single start thread for single tube system (STS), diameters adjustable, tool diameter ø25.00 - ø39.99 mm
Product Specifications 1.INSERT   
Inquiry
COUNTERBORING HEAD STS-EX Counterboring head with external 4-start thread for single tube system (STS), diameters adjustable, tool diameter ø40.00 - ø291.99 mmCOUNTERBORING HEAD STS-EX Counterboring head with external 4-start thread for single tube system (STS), diameters adjustable, tool diameter ø40.00 - ø291.99 mm
Tungaloy
COUNTERBORING HEAD STS-EX Counterboring head with external 4-start thread for single tube system (STS), diameters adjustable, tool diameter ø40.00 - ø291.99 mm
Product Specifications 1.INSERT   
Inquiry
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